回复qznjg发表于:2020/5/13 10:43:52悬赏金额:
11积分 状态:
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求大神帮忙分析一下每个氢对应的位置。
[img=,690,371]https://ng1.17img.cn/bbsfiles/images/2019/05/201905131043433419_8983_1801607_3.jpg!w690x371.jpg[/img][img=,375,667]https://ng1.17img.cn/bbsfiles/images/2019/05/201905131043439457_3024_1801607_3.jpg!w375x667.jpg[/img]